CVE-2021-25155 Path traversal in Aruba Instant Access Points

Medium 6.5 Published 30 Mar 2021 Updated 3 Aug 2024

Remote attackers can arbitrarily modify files on Aruba Instant Access Points, requiring vendors to apply available security patches.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-25155?

CVE-2021-25155 is a medium-severity path traversal vulnerability in Siemens Scalance W1750d Firmware, published on 30 Mar 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

A remote arbitrary file modification vulnerability was discovered in some Aruba Instant Access Point (IAP) products in version(s): Aruba Instant 6.4.x: 6.4.4.8-4.2.4.17 and below; Aruba Instant 6.5.x: 6.5.4.18 and below; Aruba Instant 8.3.x: 8.3.0.14 and below; Aruba Instant 8.5.x: 8.5.0.11 and below; Aruba Instant 8.6.x: 8.6.0.6 and below; Aruba Instant 8.7.x: 8.7.1.0 and below. Aruba has released patches for Aruba Instant that address this security vulnerability.

Which versions are affected by CVE-2021-25155?

It affects 2 products.

Products include Arubanetworks Instant, Siemens Scalance W1750d Firmware.

How do I fix CVE-2021-25155?

No fix has been published for CVE-2021-25155 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2021-25155 being exploited?

There is no known exploitation of CVE-2021-25155 in the wild and no public exploit code.

Public exploit code: 2 Exploit-DB entries.

All Siemens Scalance W1750d Firmware vulnerabilities

Sources

Also known as GHSA-4gp5-j36j-xx9p.